diff --git a/mediaPlayer/CMakeLists.txt b/mediaPlayer/CMakeLists.txt
index f4e61e108..984c97e81 100644
--- a/mediaPlayer/CMakeLists.txt
+++ b/mediaPlayer/CMakeLists.txt
@@ -81,6 +81,8 @@ set(SOURCE_FILES
         native_cicada_player_def.h
         MediaPlayer.cpp
         MediaPlayerConfig.cpp
+        QueryListener.cpp
+        QueryListener.h
         abr/AbrManager.h
         abr/AbrManager.cpp
         abr/AbrRefererData.h
diff --git a/mediaPlayer/MediaPlayer.cpp b/mediaPlayer/MediaPlayer.cpp
index b59c9f890..112c7abf5 100644
--- a/mediaPlayer/MediaPlayer.cpp
+++ b/mediaPlayer/MediaPlayer.cpp
@@ -18,6 +18,7 @@
 #include "analytics/AnalyticsQueryListener.h"
 #include "media_player_error_def.h"
 #include "PlayerCacheDataSource.h"
+#include "QueryListener.h"
 
 using namespace Cicada;
 
@@ -25,57 +26,6 @@ namespace Cicada {
 
 #define GET_PLAYER_HANDLE  playerHandle* handle = (playerHandle*)mPlayerHandle;
 #define GET_MEDIA_PLAYER MediaPlayer* player = (MediaPlayer*)userData;
-
-    class QueryListener : public AnalyticsQueryListener {
-    public:
-        explicit QueryListener(MediaPlayer *player)
-        {
-            mPlayer = player;
-        }
-
-        ~QueryListener() override = default;;
-
-        // analytics query interface
-        int64_t OnAnalyticsGetCurrentPosition() override
-        {
-            if (mPlayer) {
-                return mPlayer->GetCurrentPosition();
-            }
-
-            return -1;
-        }
-
-        int64_t OnAnalyticsGetBufferedPosition() override
-        {
-            if (mPlayer) {
-                return mPlayer->GetBufferedPosition();
-            }
-
-            return -1;
-        }
-
-        int64_t OnAnalyticsGetDuration() override
-        {
-            if (mPlayer) {
-                return mPlayer->GetDuration();
-            }
-
-            return -1;
-        }
-
-        std::string OnAnalyticsGetPropertyString(PropertyKey key) override
-        {
-            if (mPlayer) {
-                return mPlayer->GetPropertyString(key);
-            }
-
-            return "";
-        }
-
-    private:
-        MediaPlayer *mPlayer = nullptr;
-    };
-
     MediaPlayer::MediaPlayer(const char *opt) : MediaPlayer(*(AnalyticsCollectorFactory::Instance()), opt)
     {
     }
@@ -115,6 +65,7 @@ namespace Cicada {
         configPlayer(mConfig);
         mQueryListener = new QueryListener(this);
         mCollector = mCollectorFactory.createAnalyticsCollector(mQueryListener);
+        bExternalCollector = false;
         mAbrManager = new AbrManager();
         std::function<void(int)> fun = [this](int stream) -> void {
             return this->abrChanged(stream);
@@ -125,6 +76,18 @@ namespace Cicada {
         mAbrManager->SetAbrAlgoStrategy(mAbrAlgo);
     }
 
+
+    void MediaPlayer::SetAnalyticsCollector(IAnalyticsCollector * collector) {
+        if (mCollector && !bExternalCollector) {
+            mCollectorFactory.destroyAnalyticsCollector(mCollector);
+            // avoid be used in derivative class
+            mCollector = nullptr;
+        }
+
+        bExternalCollector = true;
+        mCollector = collector;
+    }
+
     void MediaPlayer::dummyFunction(bool dummy)
     {
 #ifdef ENABLE_MUXER
@@ -143,7 +106,7 @@ namespace Cicada {
         delete mConfig;
         CicadaReleasePlayer(&handle);
 
-        if (mCollector) {
+        if (mCollector && !bExternalCollector) {
             mCollectorFactory.destroyAnalyticsCollector(mCollector);
             // avoid be used in derivative class
             mCollector = nullptr;
diff --git a/mediaPlayer/MediaPlayer.h b/mediaPlayer/MediaPlayer.h
index 10f01a0fc..254f6bb20 100644
--- a/mediaPlayer/MediaPlayer.h
+++ b/mediaPlayer/MediaPlayer.h
@@ -60,6 +60,9 @@ namespace Cicada {
         }
 
     public:
+
+        void SetAnalyticsCollector(IAnalyticsCollector * collector);
+
         void EnableVideoRenderedCallback(bool enable);
 
         void SetOnRenderFrameCallback(onRenderFrame cb, void *userData);
@@ -401,6 +404,7 @@ namespace Cicada {
         MediaPlayerConfig *mConfig;
         AnalyticsQueryListener *mQueryListener;
         IAnalyticsCollector *mCollector{nullptr};
+        bool  bExternalCollector{false};
         IAnalyticsCollectorFactory &mCollectorFactory;
         AbrManager *mAbrManager;
         AbrAlgoStrategy *mAbrAlgo;
diff --git a/mediaPlayer/QueryListener.cpp b/mediaPlayer/QueryListener.cpp
new file mode 100644
index 000000000..727333e3d
--- /dev/null
+++ b/mediaPlayer/QueryListener.cpp
@@ -0,0 +1,51 @@
+//
+// Created by lifujun on 2020/8/10.
+//
+
+#include "QueryListener.h"
+
+using namespace Cicada;
+
+QueryListener::QueryListener(MediaPlayer *player) {
+    mPlayer = player;
+}
+
+void QueryListener::setMediaPlayer(MediaPlayer *player) {
+    mPlayer = player;
+}
+
+// analytics query interface
+int64_t QueryListener::OnAnalyticsGetCurrentPosition() {
+    if (mPlayer) {
+        return mPlayer->GetCurrentPosition();
+
+    }
+
+    return -1;
+}
+
+int64_t QueryListener::OnAnalyticsGetBufferedPosition() {
+    if (mPlayer) {
+        return mPlayer->GetBufferedPosition();
+
+    }
+
+    return -1;
+}
+
+int64_t QueryListener::OnAnalyticsGetDuration() {
+    if (mPlayer) {
+        return mPlayer->GetDuration();
+
+    }
+
+    return -1;
+}
+
+std::string QueryListener::OnAnalyticsGetPropertyString(PropertyKey key) {
+    if (mPlayer) {
+        return mPlayer->GetPropertyString(key);
+    }
+
+    return "";
+}
diff --git a/mediaPlayer/QueryListener.h b/mediaPlayer/QueryListener.h
new file mode 100644
index 000000000..6933ac0bc
--- /dev/null
+++ b/mediaPlayer/QueryListener.h
@@ -0,0 +1,34 @@
+//
+// Created by lifujun on 2020/8/10.
+//
+
+#ifndef SOURCE_QUERYLISTENER_H
+#define SOURCE_QUERYLISTENER_H
+
+#include "MediaPlayer.h"
+#include "analytics/AnalyticsQueryListener.h"
+
+namespace Cicada {
+    class QueryListener : public AnalyticsQueryListener {
+    public:
+        explicit QueryListener(MediaPlayer *player);
+
+        ~QueryListener() override = default;
+
+        void setMediaPlayer(MediaPlayer *player);
+
+        // analytics query interface
+        int64_t OnAnalyticsGetCurrentPosition() override;
+
+        int64_t OnAnalyticsGetBufferedPosition() override;
+
+        int64_t OnAnalyticsGetDuration() override;
+
+        std::string OnAnalyticsGetPropertyString(PropertyKey key) override;
+
+    private:
+        MediaPlayer *mPlayer = nullptr;
+    };
+}
+
+#endif //SOURCE_QUERYLISTENER_H